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LibVideo/VP9: Ensure range decoder size is within expected range
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Notes:
sideshowbarker
2024-07-16 22:26:05 +09:00
Author: https://github.com/tcl3 Commit: https://github.com/SerenityOS/serenity/commit/b3d5f9748a Pull-request: https://github.com/SerenityOS/serenity/pull/21821
@ -61,6 +61,9 @@ public:
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DecoderErrorOr<BooleanDecoder> create_range_decoder(size_t size)
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{
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if (size > stream->remaining())
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return DecoderError::corrupted("Range decoder size invalid"sv);
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auto compressed_header_data = ReadonlyBytes(stream_data.data() + stream->offset(), size);
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// 9.2.1: The Boolean decoding process specified in section 9.2.2 is invoked to read a marker syntax element from the
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